*{
    padding: 0px;
    margin: 0px;
    list-style: none;
    box-sizing: border-box;
}
/* 通栏 */
.container-fulid{
   width: 100%;
  
}
.container{
    width: 1200px;
    margin: 0 auto;
}


a{
    text-decoration: none;
    color: black;
}
 

